initMenus = function(){
	
	initMenu("sub_menu");
	initMenu("menu");

}


initMenu = function(menu_id) {
	

	//Set up dropdown/popout menu system

	var nav_items = getElementsBySelector("#" + menu_id + " li");
	
	
	for (i=0; i<nav_items.length; i++) {
		node = nav_items[i];
		if (node.nodeName=="LI") {
		
		
		if(node.getElementsByTagName("UL").length > 0){
				node.className += " has_sub";
				/*
				uls = node.getElementsByTagName("UL");
				
				for(var j = 0; j<uls.length; j++){
					var lc = uls[j].lastChild;
					while(lc.tagName != "LI")
						lc = lc.previousSibling;
						
					lc.className += " last";
				}*/
			}

			node.onmouseover=function() {
				this.className+=" over";
			}
			node.onmouseout=function() {
				this.className=this.className.replace("over", "");
				this.className=this.className.replace("  ", "");				
			}
		 }
	}
}

EventUtils.addEventListener(window,'load',initMenus);